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libreoffice/sw/source/core/undo/unredln.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

602 lines
20 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <UndoRedline.hxx>
#include <hintids.hxx>
#include <osl/diagnose.h>
#include <unotools/charclass.hxx>
#include <doc.hxx>
#include <IDocumentRedlineAccess.hxx>
#include <swundo.hxx>
#include <pam.hxx>
#include <ndtxt.hxx>
#include <txtfrm.hxx>
#include <mvsave.hxx>
#include <rolbck.hxx>
#include <UndoCore.hxx>
#include <UndoDelete.hxx>
#include <strings.hrc>
#include <redline.hxx>
#include <docary.hxx>
#include <sortopt.hxx>
#include <docedt.hxx>
SwUndoRedline::SwUndoRedline( SwUndoId nUsrId, const SwPaM& rRange, sal_Int8 nDepth )
: SwUndo( SwUndoId::REDLINE, &rRange.GetDoc() ), SwUndRng( rRange ),
mnUserId( nUsrId ),
mbHiddenRedlines( false ),
mnDepth( nDepth )
{
// consider Redline
SwDoc& rDoc = rRange.GetDoc();
if( rDoc.getIDocumentRedlineAccess().IsRedlineOn() )
{
switch( mnUserId )
{
case SwUndoId::DELETE:
case SwUndoId::REPLACE:
mpRedlData.reset( new SwRedlineData( RedlineType::Delete, rDoc.getIDocumentRedlineAccess().GetRedlineAuthor() ) );
break;
default:
;
}
SetRedlineFlags( rDoc.getIDocumentRedlineAccess().GetRedlineFlags() );
}
SwNodeOffset nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
mpRedlSaveData.reset( new SwRedlineSaveDatas );
if( !FillSaveData( rRange, *mpRedlSaveData, false, SwUndoId::REJECT_REDLINE != mnUserId ))
{
mpRedlSaveData.reset();
}
else
{
mbHiddenRedlines = HasHiddenRedlines( *mpRedlSaveData );
if( mbHiddenRedlines ) // then the NodeIndices of SwUndRng need to be corrected
{
nEndExtra -= rDoc.GetNodes().GetEndOfExtras().GetIndex();
m_nSttNode -= nEndExtra;
m_nEndNode -= nEndExtra;
}
}
}
SwUndoRedline::~SwUndoRedline()
{
mpRedlData.reset();
mpRedlSaveData.reset();
}
sal_uInt16 SwUndoRedline::GetRedlSaveCount() const
{
return mpRedlSaveData ? mpRedlSaveData->size() : 0;
}
#if OSL_DEBUG_LEVEL > 0
void SwUndoRedline::SetRedlineCountDontCheck(bool bCheck)
{
if (mpRedlSaveData)
mpRedlSaveData->SetRedlineCountDontCheck(bCheck);
}
#endif
void SwUndoRedline::UndoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
SwPaM& rPam(AddUndoRedoPaM(rContext));
// fix PaM for deletions shown in margin
bool bIsDeletion = dynamic_cast<SwUndoRedlineDelete*>(this);
const SwRedlineTable& rTable = rDoc.getIDocumentRedlineAccess().GetRedlineTable();
sal_uInt32 nMaxId = SAL_MAX_UINT32;
if ( bIsDeletion && rTable.size() > 0 )
{
// Nodes of the deletion range are in the newest invisible redlines.
// Set all redlines visible and recover the original deletion range.
for (SwNodeOffset nNodes(0); nNodes < m_nEndNode - m_nSttNode + 1; ++nNodes)
{
SwRedlineTable::size_type nCurRedlinePos = 0;
SwRangeRedline * pRedline(rTable[nCurRedlinePos]);
// search last but nNodes redline by its nth biggest id
for( SwRedlineTable::size_type n = 1; n < rTable.size(); ++n )
{
SwRangeRedline *pRed(rTable[n]);
if ( !pRed->HasMark() && pRedline->GetId() < pRed->GetId() && pRed->GetId() < nMaxId )
{
nCurRedlinePos = n;
pRedline = pRed;
}
}
nMaxId = pRedline->GetId();
if ( !pRedline->IsVisible() && !pRedline->HasMark() )
{
// set it visible
pRedline->Show(0, rTable.GetPos(pRedline), /*bForced=*/true);
pRedline->Show(1, rTable.GetPos(pRedline), /*bForced=*/true);
// extend the range
if ( nNodes == SwNodeOffset(0) )
rPam = *pRedline;
else
{
rPam.SetMark();
*rPam.GetMark() = *pRedline->GetMark();
}
}
}
}
UndoRedlineImpl(rDoc, rPam);
if( mpRedlSaveData )
{
SwNodeOffset nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
SetSaveData(rDoc, *mpRedlSaveData);
if( mbHiddenRedlines )
{
mpRedlSaveData->clear();
nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex() - nEndExtra;
m_nSttNode += nEndExtra;
m_nEndNode += nEndExtra;
}
SetPaM(rPam, true);
}
// update frames after calling SetSaveData
if ( bIsDeletion )
{
sw::UpdateFramesForRemoveDeleteRedline(rDoc, rPam);
}
else if (dynamic_cast<SwUndoAcceptRedline*>(this)
|| dynamic_cast<SwUndoRejectRedline*>(this))
{ // (can't check here if there's a delete redline being accepted)
sw::UpdateFramesForAddDeleteRedline(rDoc, rPam);
}
}
void SwUndoRedline::RedoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
RedlineFlags eOld = rDoc.getIDocumentRedlineAccess().GetRedlineFlags();
rDoc.getIDocumentRedlineAccess().SetRedlineFlags_intern(( eOld & ~RedlineFlags::Ignore) | RedlineFlags::On );
SwPaM & rPam( AddUndoRedoPaM(rContext) );
if( mpRedlSaveData && mbHiddenRedlines )
{
SwNodeOffset nEndExtra = rDoc.GetNodes().GetEndOfExtras().GetIndex();
FillSaveData(rPam, *mpRedlSaveData, false, SwUndoId::REJECT_REDLINE != mnUserId );
nEndExtra -= rDoc.GetNodes().GetEndOfExtras().GetIndex();
m_nSttNode -= nEndExtra;
m_nEndNode -= nEndExtra;
}
RedoRedlineImpl(rDoc, rPam);
SetPaM(rPam, true);
rDoc.getIDocumentRedlineAccess().SetRedlineFlags_intern( eOld );
}
void SwUndoRedline::UndoRedlineImpl(SwDoc &, SwPaM &)
{
}
// default: remove redlines
void SwUndoRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, RedlineType::Any);
}
SwUndoRedlineDelete::SwUndoRedlineDelete(
const SwPaM& rRange, SwUndoId const nUsrId, SwDeleteFlags const flags)
: SwUndoRedline( nUsrId != SwUndoId::EMPTY ? nUsrId : SwUndoId::DELETE, rRange ),
m_bCanGroup( false ), m_bIsDelim( false ), m_bIsBackspace( false )
{
const SwTextNode* pTNd;
SetRedlineText(rRange.GetText());
if( SwUndoId::DELETE == mnUserId &&
m_nSttNode == m_nEndNode && m_nSttContent + 1 == m_nEndContent &&
nullptr != (pTNd = rRange.GetPointNode().GetTextNode()) )
{
sal_Unicode const cCh = pTNd->GetText()[m_nSttContent];
if( CH_TXTATR_BREAKWORD != cCh && CH_TXTATR_INWORD != cCh )
{
m_bCanGroup = true;
m_bIsDelim = !GetAppCharClass().isLetterNumeric( pTNd->GetText(),
m_nSttContent );
m_bIsBackspace = m_nSttContent == rRange.GetPoint()->GetContentIndex();
}
}
m_bCacheComment = false;
if (flags & SwDeleteFlags::ArtificialSelection)
{
InitHistory(rRange);
}
}
void SwUndoRedlineDelete::InitHistory(SwPaM const& rRedline)
{
m_pHistory.reset(new SwHistory);
// try to rely on direction of rPam here so it works for
// backspacing/deleting consecutive characters
SaveFlyArr flys;
SaveFlyInRange(rRedline, *rRedline.GetMark(), flys, false, m_pHistory.get());
RestFlyInRange(flys, *rRedline.GetPoint(), &rRedline.GetPoint()->GetNode(), true);
if (m_pHistory->Count())
{
m_bCanGroup = false; // how to group history?
}
}
// bit of a hack, replace everything...
SwRewriter SwUndoRedlineDelete::GetRewriter() const
{
SwRewriter aResult;
OUString aStr = DenoteSpecialCharacters(m_sRedlineText);
aStr = ShortenString(aStr, nUndoStringLength, SwResId(STR_LDOTS));
SwRewriter aRewriter;
aRewriter.AddRule(UndoArg1, aStr);
OUString ret = aRewriter.Apply(SwResId(STR_UNDO_REDLINE_DELETE));
aResult.AddRule(UndoArg1, ret);
return aResult;
}
void SwUndoRedlineDelete::SetRedlineText(const OUString & rText)
{
m_sRedlineText = rText;
}
void SwUndoRedlineDelete::UndoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, RedlineType::Any);
if (m_pHistory)
{
m_pHistory->TmpRollback(&rDoc, 0);
}
}
void SwUndoRedlineDelete::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
if (rPam.GetPoint() != rPam.GetMark())
{
if (m_pHistory) // if it was created before, it must be recreated now
{
rPam.Normalize(m_bIsBackspace); // to check the correct edge
InitHistory(rPam);
}
rDoc.getIDocumentRedlineAccess().AppendRedline( new SwRangeRedline(*mpRedlData, rPam), false );
}
sw::UpdateFramesForAddDeleteRedline(rDoc, rPam);
}
bool SwUndoRedlineDelete::CanGrouping( const SwUndoRedlineDelete& rNext )
{
bool bRet = false;
if( SwUndoId::DELETE == mnUserId && mnUserId == rNext.mnUserId &&
m_bCanGroup && rNext.m_bCanGroup &&
m_bIsDelim == rNext.m_bIsDelim &&
m_bIsBackspace == rNext.m_bIsBackspace &&
m_nSttNode == m_nEndNode &&
rNext.m_nSttNode == m_nSttNode &&
rNext.m_nEndNode == m_nEndNode )
{
int bIsEnd = 0;
if( rNext.m_nSttContent == m_nEndContent )
bIsEnd = 1;
else if( rNext.m_nEndContent == m_nSttContent )
bIsEnd = -1;
if( bIsEnd &&
(( !mpRedlSaveData && !rNext.mpRedlSaveData ) ||
( mpRedlSaveData && rNext.mpRedlSaveData &&
SwUndo::CanRedlineGroup( *mpRedlSaveData,
*rNext.mpRedlSaveData, 1 != bIsEnd )
)))
{
if( 1 == bIsEnd )
m_nEndContent = rNext.m_nEndContent;
else
m_nSttContent = rNext.m_nSttContent;
bRet = true;
}
}
return bRet;
}
SwUndoRedlineSort::SwUndoRedlineSort( const SwPaM& rRange,
const SwSortOptions& rOpt )
: SwUndoRedline( SwUndoId::SORT_TXT, rRange ),
m_pOpt( new SwSortOptions( rOpt ) ),
m_nSaveEndNode( m_nEndNode ), m_nSaveEndContent( m_nEndContent )
{
}
SwUndoRedlineSort::~SwUndoRedlineSort()
{
}
void SwUndoRedlineSort::UndoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
// rPam contains the sorted range
// aSaveRange contains copied (i.e. original) range
auto [pStart, pEnd] = rPam.StartEnd(); // SwPosition*
SwNodeIndex aPrevIdx( pStart->GetNode(), -1 );
SwNodeOffset nOffsetTemp = pEnd->GetNodeIndex() - pStart->GetNodeIndex();
if( !( RedlineFlags::ShowDelete & rDoc.getIDocumentRedlineAccess().GetRedlineFlags()) )
{
// Search both Redline objects and make them visible to make the nodes
// consistent again. The 'delete' one is hidden, thus search for the
// 'insert' Redline object. The former is located directly after the latter.
SwRedlineTable::size_type nFnd = rDoc.getIDocumentRedlineAccess().GetRedlinePos(
*rDoc.GetNodes()[ m_nSttNode + 1 ],
RedlineType::Insert );
OSL_ENSURE( SwRedlineTable::npos != nFnd && nFnd+1 < rDoc.getIDocumentRedlineAccess().GetRedlineTable().size(),
"could not find an Insert object" );
++nFnd;
rDoc.getIDocumentRedlineAccess().GetRedlineTable()[nFnd]->Show(1, nFnd);
}
{
SwPaM aTmp( rPam.GetMark()->GetNode() );
aTmp.SetMark();
aTmp.GetPoint()->Assign( m_nSaveEndNode, m_nSaveEndContent );
rDoc.getIDocumentRedlineAccess().DeleteRedline( aTmp, true, RedlineType::Any );
}
rDoc.getIDocumentContentOperations().DelFullPara(rPam);
SwPaM *const pPam = & rPam;
pPam->DeleteMark();
pPam->GetPoint()->Assign( aPrevIdx.GetNode(), SwNodeOffset(+1) );
pPam->SetMark();
pPam->GetPoint()->Adjust(nOffsetTemp);
SwContentNode* pCNd = pPam->GetPointContentNode();
pPam->GetPoint()->SetContent( pCNd->Len() );
SetValues( *pPam );
SetPaM(rPam);
}
void SwUndoRedlineSort::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
SwPaM* pPam = &rPam;
auto [pStart, pEnd] = pPam->StartEnd(); // SwPosition*
SwNodeIndex aPrevIdx( pStart->GetNode(), -1 );
SwNodeOffset nOffsetTemp = pEnd->GetNodeIndex() - pStart->GetNodeIndex();
const sal_Int32 nCntStt = pStart->GetContentIndex();
rDoc.SortText(rPam, *m_pOpt);
pPam->DeleteMark();
pPam->GetPoint()->Assign( aPrevIdx.GetNode(), SwNodeOffset(+1) );
SwContentNode* pCNd = pPam->GetPointContentNode();
sal_Int32 nLen = pCNd->Len();
if( nLen > nCntStt )
nLen = nCntStt;
pPam->GetPoint()->SetContent( nLen );
pPam->SetMark();
pPam->GetPoint()->Adjust(nOffsetTemp);
pCNd = pPam->GetPointContentNode();
pPam->GetPoint()->SetContent( pCNd->Len() );
SetValues( rPam );
SetPaM( rPam );
rPam.GetPoint()->Assign( m_nSaveEndNode, m_nSaveEndContent );
}
void SwUndoRedlineSort::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().SortText( rContext.GetRepeatPaM(), *m_pOpt );
}
void SwUndoRedlineSort::SetSaveRange( const SwPaM& rRange )
{
const SwPosition& rPos = *rRange.End();
m_nSaveEndNode = rPos.GetNodeIndex();
m_nSaveEndContent = rPos.GetContentIndex();
}
SwUndoAcceptRedline::SwUndoAcceptRedline( const SwPaM& rRange, sal_Int8 nDepth /* = 0 */ )
: SwUndoRedline( SwUndoId::ACCEPT_REDLINE, rRange, nDepth )
{
}
void SwUndoAcceptRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().AcceptRedline(rPam, false, mnDepth);
}
void SwUndoAcceptRedline::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().getIDocumentRedlineAccess().AcceptRedline(rContext.GetRepeatPaM(), true);
}
SwUndoRejectRedline::SwUndoRejectRedline( const SwPaM& rRange, sal_Int8 nDepth /* = 0 */ )
: SwUndoRedline( SwUndoId::REJECT_REDLINE, rRange, nDepth )
{
}
void SwUndoRejectRedline::RedoRedlineImpl(SwDoc & rDoc, SwPaM & rPam)
{
rDoc.getIDocumentRedlineAccess().RejectRedline(rPam, false, mnDepth);
}
void SwUndoRejectRedline::RepeatImpl(::sw::RepeatContext & rContext)
{
rContext.GetDoc().getIDocumentRedlineAccess().RejectRedline(rContext.GetRepeatPaM(), true);
}
SwUndoCompDoc::SwUndoCompDoc( const SwPaM& rRg, bool bIns )
: SwUndo( SwUndoId::COMPAREDOC, &rRg.GetDoc() ), SwUndRng( rRg ),
m_bInsert( bIns )
{
SwDoc& rDoc = rRg.GetDoc();
if( rDoc.getIDocumentRedlineAccess().IsRedlineOn() )
{
RedlineType eTyp = m_bInsert ? RedlineType::Insert : RedlineType::Delete;
m_pRedlineData.reset( new SwRedlineData( eTyp, rDoc.getIDocumentRedlineAccess().GetRedlineAuthor() ) );
SetRedlineFlags( rDoc.getIDocumentRedlineAccess().GetRedlineFlags() );
}
}
SwUndoCompDoc::SwUndoCompDoc( const SwRangeRedline& rRedl )
: SwUndo( SwUndoId::COMPAREDOC, &rRedl.GetDoc() ), SwUndRng( rRedl ),
// for MergeDoc the corresponding inverse is needed
m_bInsert( RedlineType::Delete == rRedl.GetType() )
{
SwDoc& rDoc = rRedl.GetDoc();
if( rDoc.getIDocumentRedlineAccess().IsRedlineOn() )
{
m_pRedlineData.reset( new SwRedlineData( rRedl.GetRedlineData() ) );
SetRedlineFlags( rDoc.getIDocumentRedlineAccess().GetRedlineFlags() );
}
m_pRedlineSaveDatas.reset( new SwRedlineSaveDatas );
if( !FillSaveData( rRedl, *m_pRedlineSaveDatas, false ))
{
m_pRedlineSaveDatas.reset();
}
}
SwUndoCompDoc::~SwUndoCompDoc()
{
m_pRedlineData.reset();
m_pUndoDelete.reset();
m_pUndoDelete2.reset();
m_pRedlineSaveDatas.reset();
}
void SwUndoCompDoc::UndoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
SwPaM& rPam(AddUndoRedoPaM(rContext));
if( !m_bInsert )
{
// delete Redlines
RedlineFlags eOld = rDoc.getIDocumentRedlineAccess().GetRedlineFlags();
rDoc.getIDocumentRedlineAccess().SetRedlineFlags_intern(( eOld & ~RedlineFlags::Ignore) | RedlineFlags::On);
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, RedlineType::Any);
rDoc.getIDocumentRedlineAccess().SetRedlineFlags_intern( eOld );
// per definition Point is end (in SwUndRng!)
SwContentNode* pCSttNd = rPam.GetMarkContentNode();
SwContentNode* pCEndNd = rPam.GetPointContentNode();
// if start- and end-content is zero, then the doc-compare moves
// complete nodes into the current doc. And then the selection
// must be from end to start, so the delete join into the right
// direction.
if( !m_nSttContent && !m_nEndContent )
rPam.Exchange();
bool bJoinText, bJoinPrev;
sw_GetJoinFlags(rPam, bJoinText, bJoinPrev);
m_pUndoDelete.reset(new SwUndoDelete(rPam, SwDeleteFlags::Default, false));
if( bJoinText )
sw_JoinText(rPam, bJoinPrev);
if( pCSttNd && !pCEndNd)
{
// #112139# Do not step behind the end of content.
SwNode & rTmp = rPam.GetPointNode();
SwNode * pEnd = rDoc.GetNodes().DocumentSectionEndNode(&rTmp);
if (&rTmp != pEnd)
{
rPam.SetMark();
rPam.GetPoint()->Adjust(SwNodeOffset(1));
m_pUndoDelete2.reset(new SwUndoDelete(rPam, SwDeleteFlags::Default, true));
}
}
rPam.DeleteMark();
}
else
{
if( IDocumentRedlineAccess::IsRedlineOn( GetRedlineFlags() ))
{
rDoc.getIDocumentRedlineAccess().DeleteRedline(rPam, true, RedlineType::Any);
if( m_pRedlineSaveDatas )
SetSaveData(rDoc, *m_pRedlineSaveDatas);
}
SetPaM(rPam, true);
}
}
void SwUndoCompDoc::RedoImpl(::sw::UndoRedoContext & rContext)
{
SwDoc& rDoc = rContext.GetDoc();
if( m_bInsert )
{
SwPaM& rPam(AddUndoRedoPaM(rContext));
if( m_pRedlineData && IDocumentRedlineAccess::IsRedlineOn( GetRedlineFlags() ))
{
SwRangeRedline* pTmp = new SwRangeRedline(*m_pRedlineData, rPam);
rDoc.getIDocumentRedlineAccess().GetRedlineTable().Insert( pTmp );
pTmp->InvalidateRange(SwRangeRedline::Invalidation::Add);
}
else if( !( RedlineFlags::Ignore & GetRedlineFlags() ) &&
!rDoc.getIDocumentRedlineAccess().GetRedlineTable().empty() )
{
rDoc.getIDocumentRedlineAccess().SplitRedline(rPam);
}
SetPaM(rPam, true);
}
else
{
if( m_pUndoDelete2 )
{
m_pUndoDelete2->UndoImpl(rContext);
m_pUndoDelete2.reset();
}
m_pUndoDelete->UndoImpl(rContext);
m_pUndoDelete.reset();
// note: don't call SetPaM before executing Undo of members
SwPaM& rPam(AddUndoRedoPaM(rContext));
SwRangeRedline* pTmp = new SwRangeRedline(*m_pRedlineData, rPam);
rDoc.getIDocumentRedlineAccess().GetRedlineTable().Insert( pTmp );
pTmp->InvalidateRange(SwRangeRedline::Invalidation::Add);
SetPaM(rPam, true);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */